Question

What happens to the force of friction if the surface of contact is polished. 


a) easy to walk

b) easy to slip

c) easy to run

d) all of these

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Answer 1

What happens to the force of friction if the surface of contact is polished. 

a) easy to walk

b) easy to slip

c) easy to run

d) all of these

Answer 2

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Option D...ALL OF THESE ✌